Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5162848 | Toner empty detecting system | Susumu Saitoh, Kazuyuki Ono | 1992-11-10 |
| 4877344 | Impact printer temperature control device | Shinichi Watahiki, Nobuhiko Itoh, Masao Miyasaka | 1989-10-31 |